16601028 has 24 divisors (see below), whose sum is σ = 39372480. Its totient is φ = 5442720.

The previous prime is 16600951. The next prime is 16601029. The reversal of 16601028 is 82010661.

It is a junction number, because it is equal to n+sod(n) for n = 16600989 and 16601007.

It is not an unprimeable number, because it can be changed into a prime (16601029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10608 + ... + 12071.

It is an arithmetic number, because the mean of its divisors is an integer number (1640520).

Almost surely, 2^16601028 is an apocalyptic number.

It is an amenable number.

16601028 is an abundant number, since it is smaller than the sum of its proper divisors (22771452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16601028 is a wasteful number, since it uses less digits than its factorization.

16601028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22747 (or 22745 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 16601028 is about 4074.4359118779. The cubic root of 16601028 is about 255.1007060903.

Adding to 16601028 its reverse (82010661), we get a palindrome (98611689).

The spelling of 16601028 in words is "sixteen million, six hundred one thousand, twenty-eight".